Cassette for a lavage pump



FIG. 1 is a perspective view of a cassette for a lavage pump showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is an end view thereof;

FIG. 5 is an opposing end view thereof;

FIG. 6 is a side view thereof; and,

FIG. 7 is an opposing side view thereof. 

The ornamental design for a cassette for a lavage pump, as shown and described. 